Finding the Fourth Proportional to 3,968,533.67, 5,476,417.80 and 2,337,009.80
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Solution
The fourth proportional to 3,968,533.67, 5,476,417.80 and 2,337,009.80 is: 3,224,980.09
Step by Step Solution
- Step 1: Write the proportion equation
3,968,533.67 : 5,476,417.80 = 2,337,009.80 : x - Step 2: Convert to fraction form
3,968,533.67/5,476,417.80 = 2,337,009.80/x - Step 3: Cross multiply
3,968,533.67x = 5,476,417.80 × 2,337,009.80 - Step 4: Simplify right side
3,968,533.67x = 12,798,442,067,494.44 - Step 5: Solve for x
x = 12,798,442,067,494.44/3,968,533.67 - Step 6: Final answer
x = 3,224,980.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.